Home / 17,961.24-24,775.29-12,847.32

Finding the Fourth Proportional to 17,961.24, 24,775.29 and 12,847.32

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Solution

The fourth proportional to 17,961.24, 24,775.29 and 12,847.32 is: 17,721.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.24 : 24,775.29 = 12,847.32 : x
  2. Step 2: Convert to fraction form
    17,961.24/24,775.29 = 12,847.32/x
  3. Step 3: Cross multiply
    17,961.24x = 24,775.29 × 12,847.32
  4. Step 4: Simplify right side
    17,961.24x = 318,296,078.72
  5. Step 5: Solve for x
    x = 318,296,078.72/17,961.24
  6. Step 6: Final answer
    x = 17,721.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.